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<div class="subTitle">org.apache.commons.collections4.queue</div>
<h2 title="Class TransformedQueue" class="title">Class TransformedQueue&lt;E&gt;</h2>
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<li><a href="http://download.oracle.com/javase/6/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">java.lang.Object</a></li>
<li>
<ul class="inheritance">
<li><a href="../../../../../org/apache/commons/collections4/collection/AbstractCollectionDecorator.html" title="class in org.apache.commons.collections4.collection">org.apache.commons.collections4.collection.AbstractCollectionDecorator</a>&lt;E&gt;</li>
<li>
<ul class="inheritance">
<li><a href="../../../../../org/apache/commons/collections4/collection/TransformedCollection.html" title="class in org.apache.commons.collections4.collection">org.apache.commons.collections4.collection.TransformedCollection</a>&lt;E&gt;</li>
<li>
<ul class="inheritance">
<li>org.apache.commons.collections4.queue.TransformedQueue&lt;E&gt;</li>
</ul>
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<dt>All Implemented Interfaces:</dt>
<dd><a href="http://download.oracle.com/javase/6/docs/api/java/io/Serializable.html?is-external=true" title="class or interface in java.io">Serializable</a>, <a href="http://download.oracle.com/javase/6/docs/api/java/lang/Iterable.html?is-external=true" title="class or interface in java.lang">Iterable</a>&lt;E&gt;, <a href="http://download.oracle.com/javase/6/docs/api/java/util/Collection.html?is-external=true" title="class or interface in java.util">Collection</a>&lt;E&gt;, <a href="http://download.oracle.com/javase/6/docs/api/java/util/Queue.html?is-external=true" title="class or interface in java.util">Queue</a>&lt;E&gt;</dd>
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<pre>public class <span class="strong">TransformedQueue&lt;E&gt;</span>
extends <a href="../../../../../org/apache/commons/collections4/collection/TransformedCollection.html" title="class in org.apache.commons.collections4.collection">TransformedCollection</a>&lt;E&gt;
implements <a href="http://download.oracle.com/javase/6/docs/api/java/util/Queue.html?is-external=true" title="class or interface in java.util">Queue</a>&lt;E&gt;</pre>
<div class="block">Decorates another <a href="http://download.oracle.com/javase/6/docs/api/java/util/Queue.html?is-external=true" title="class or interface in java.util"><code>Queue</code></a> to transform objects that are added.
 <p>
 The add/offer methods are affected by this class.
 Thus objects must be removed or searched for using their transformed form.
 For example, if the transformation converts Strings to Integers, you must
 use the Integer form to remove objects.</div>
<dl><dt><span class="strong">Since:</span></dt>
  <dd>4.0</dd>
<dt><span class="strong">Version:</span></dt>
  <dd>$Id: TransformedQueue.java 1494280 2013-06-18 20:07:04Z tn $</dd>
<dt><span class="strong">See Also:</span></dt><dd><a href="../../../../../serialized-form.html#org.apache.commons.collections4.queue.TransformedQueue">Serialized Form</a></dd></dl>
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<h3>Fields inherited from class&nbsp;org.apache.commons.collections4.collection.<a href="../../../../../org/apache/commons/collections4/collection/TransformedCollection.html" title="class in org.apache.commons.collections4.collection">TransformedCollection</a></h3>
<code><a href="../../../../../org/apache/commons/collections4/collection/TransformedCollection.html#transformer">transformer</a></code></li>
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<caption><span>Constructors</span><span class="tabEnd">&nbsp;</span></caption>
<tr>
<th class="colFirst" scope="col">Modifier</th>
<th class="colLast" scope="col">Constructor and Description</th>
</tr>
<tr class="altColor">
<td class="colFirst"><code>protected </code></td>
<td class="colLast"><code><strong><a href="../../../../../org/apache/commons/collections4/queue/TransformedQueue.html#TransformedQueue(java.util.Queue, org.apache.commons.collections4.Transformer)">TransformedQueue</a></strong>(<a href="http://download.oracle.com/javase/6/docs/api/java/util/Queue.html?is-external=true" title="class or interface in java.util">Queue</a>&lt;<a href="../../../../../org/apache/commons/collections4/queue/TransformedQueue.html" title="type parameter in TransformedQueue">E</a>&gt;&nbsp;queue,
                <a href="../../../../../org/apache/commons/collections4/Transformer.html" title="interface in org.apache.commons.collections4">Transformer</a>&lt;? super <a href="../../../../../org/apache/commons/collections4/queue/TransformedQueue.html" title="type parameter in TransformedQueue">E</a>,? extends <a href="../../../../../org/apache/commons/collections4/queue/TransformedQueue.html" title="type parameter in TransformedQueue">E</a>&gt;&nbsp;transformer)</code>
<div class="block">Constructor that wraps (not copies).</div>
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<th class="colFirst" scope="col">Modifier and Type</th>
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<td class="colFirst"><code><a href="../../../../../org/apache/commons/collections4/queue/TransformedQueue.html" title="type parameter in TransformedQueue">E</a></code></td>
<td class="colLast"><code><strong><a href="../../../../../org/apache/commons/collections4/queue/TransformedQueue.html#element()">element</a></strong>()</code>&nbsp;</td>
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<tr class="rowColor">
<td class="colFirst"><code>protected <a href="http://download.oracle.com/javase/6/docs/api/java/util/Queue.html?is-external=true" title="class or interface in java.util">Queue</a>&lt;<a href="../../../../../org/apache/commons/collections4/queue/TransformedQueue.html" title="type parameter in TransformedQueue">E</a>&gt;</code></td>
<td class="colLast"><code><strong><a href="../../../../../org/apache/commons/collections4/queue/TransformedQueue.html#getQueue()">getQueue</a></strong>()</code>
<div class="block">Gets the decorated queue.</div>
</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code>boolean</code></td>
<td class="colLast"><code><strong><a href="../../../../../org/apache/commons/collections4/queue/TransformedQueue.html#offer(E)">offer</a></strong>(<a href="../../../../../org/apache/commons/collections4/queue/TransformedQueue.html" title="type parameter in TransformedQueue">E</a>&nbsp;obj)</code>&nbsp;</td>
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<td class="colFirst"><code><a href="../../../../../org/apache/commons/collections4/queue/TransformedQueue.html" title="type parameter in TransformedQueue">E</a></code></td>
<td class="colLast"><code><strong><a href="../../../../../org/apache/commons/collections4/queue/TransformedQueue.html#peek()">peek</a></strong>()</code>&nbsp;</td>
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<tr class="altColor">
<td class="colFirst"><code><a href="../../../../../org/apache/commons/collections4/queue/TransformedQueue.html" title="type parameter in TransformedQueue">E</a></code></td>
<td class="colLast"><code><strong><a href="../../../../../org/apache/commons/collections4/queue/TransformedQueue.html#poll()">poll</a></strong>()</code>&nbsp;</td>
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<tr class="rowColor">
<td class="colFirst"><code><a href="../../../../../org/apache/commons/collections4/queue/TransformedQueue.html" title="type parameter in TransformedQueue">E</a></code></td>
<td class="colLast"><code><strong><a href="../../../../../org/apache/commons/collections4/queue/TransformedQueue.html#remove()">remove</a></strong>()</code>&nbsp;</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code>static &lt;E&gt;&nbsp;<a href="../../../../../org/apache/commons/collections4/queue/TransformedQueue.html" title="class in org.apache.commons.collections4.queue">TransformedQueue</a>&lt;E&gt;</code></td>
<td class="colLast"><code><strong><a href="../../../../../org/apache/commons/collections4/queue/TransformedQueue.html#transformedQueue(java.util.Queue, org.apache.commons.collections4.Transformer)">transformedQueue</a></strong>(<a href="http://download.oracle.com/javase/6/docs/api/java/util/Queue.html?is-external=true" title="class or interface in java.util">Queue</a>&lt;E&gt;&nbsp;queue,
                <a href="../../../../../org/apache/commons/collections4/Transformer.html" title="interface in org.apache.commons.collections4">Transformer</a>&lt;? super E,? extends E&gt;&nbsp;transformer)</code>
<div class="block">Factory method to create a transforming queue that will transform
 existing contents of the specified queue.</div>
</td>
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<td class="colFirst"><code>static &lt;E&gt;&nbsp;<a href="../../../../../org/apache/commons/collections4/queue/TransformedQueue.html" title="class in org.apache.commons.collections4.queue">TransformedQueue</a>&lt;E&gt;</code></td>
<td class="colLast"><code><strong><a href="../../../../../org/apache/commons/collections4/queue/TransformedQueue.html#transformingQueue(java.util.Queue, org.apache.commons.collections4.Transformer)">transformingQueue</a></strong>(<a href="http://download.oracle.com/javase/6/docs/api/java/util/Queue.html?is-external=true" title="class or interface in java.util">Queue</a>&lt;E&gt;&nbsp;queue,
                 <a href="../../../../../org/apache/commons/collections4/Transformer.html" title="interface in org.apache.commons.collections4">Transformer</a>&lt;? super E,? extends E&gt;&nbsp;transformer)</code>
<div class="block">Factory method to create a transforming queue.</div>
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<code><a href="../../../../../org/apache/commons/collections4/collection/TransformedCollection.html#add(E)">add</a>, <a href="../../../../../org/apache/commons/collections4/collection/TransformedCollection.html#addAll(java.util.Collection)">addAll</a>, <a href="../../../../../org/apache/commons/collections4/collection/TransformedCollection.html#transform(java.util.Collection)">transform</a>, <a href="../../../../../org/apache/commons/collections4/collection/TransformedCollection.html#transform(E)">transform</a>, <a href="../../../../../org/apache/commons/collections4/collection/TransformedCollection.html#transformedCollection(java.util.Collection, org.apache.commons.collections4.Transformer)">transformedCollection</a>, <a href="../../../../../org/apache/commons/collections4/collection/TransformedCollection.html#transformingCollection(java.util.Collection, org.apache.commons.collections4.Transformer)">transformingCollection</a></code></li>
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<code><a href="http://download.oracle.com/javase/6/docs/api/java/lang/Object.html?is-external=true#clone()" title="class or interface in java.lang">clone</a>, <a href="http://download.oracle.com/javase/6/docs/api/java/lang/Object.html?is-external=true#finalize()" title="class or interface in java.lang">finalize</a>, <a href="http://download.oracle.com/javase/6/docs/api/java/lang/Object.html?is-external=true#getClass()" title="class or interface in java.lang">getClass</a>, <a href="http://download.oracle.com/javase/6/docs/api/java/lang/Object.html?is-external=true#notify()" title="class or interface in java.lang">notify</a>, <a href="http://download.oracle.com/javase/6/docs/api/java/lang/Object.html?is-external=true#notifyAll()" title="class or interface in java.lang">notifyAll</a>, <a href="http://download.oracle.com/javase/6/docs/api/java/lang/Object.html?is-external=true#wait()" title="class or interface in java.lang">wait</a>, <a href="http://download.oracle.com/javase/6/docs/api/java/lang/Object.html?is-external=true#wait(long)" title="class or interface in java.lang">wait</a>, <a href="http://download.oracle.com/javase/6/docs/api/java/lang/Object.html?is-external=true#wait(long, int)" title="class or interface in java.lang">wait</a></code></li>
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<code><a href="http://download.oracle.com/javase/6/docs/api/java/util/Queue.html?is-external=true#add(E)" title="class or interface in java.util">add</a></code></li>
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<code><a href="http://download.oracle.com/javase/6/docs/api/java/util/Collection.html?is-external=true#addAll(java.util.Collection)" title="class or interface in java.util">addAll</a>, <a href="http://download.oracle.com/javase/6/docs/api/java/util/Collection.html?is-external=true#clear()" title="class or interface in java.util">clear</a>, <a href="http://download.oracle.com/javase/6/docs/api/java/util/Collection.html?is-external=true#contains(java.lang.Object)" title="class or interface in java.util">contains</a>, <a href="http://download.oracle.com/javase/6/docs/api/java/util/Collection.html?is-external=true#containsAll(java.util.Collection)" title="class or interface in java.util">containsAll</a>, <a href="http://download.oracle.com/javase/6/docs/api/java/util/Collection.html?is-external=true#equals(java.lang.Object)" title="class or interface in java.util">equals</a>, <a href="http://download.oracle.com/javase/6/docs/api/java/util/Collection.html?is-external=true#hashCode()" title="class or interface in java.util">hashCode</a>, <a href="http://download.oracle.com/javase/6/docs/api/java/util/Collection.html?is-external=true#isEmpty()" title="class or interface in java.util">isEmpty</a>, <a href="http://download.oracle.com/javase/6/docs/api/java/util/Collection.html?is-external=true#iterator()" title="class or interface in java.util">iterator</a>, <a href="http://download.oracle.com/javase/6/docs/api/java/util/Collection.html?is-external=true#remove(java.lang.Object)" title="class or interface in java.util">remove</a>, <a href="http://download.oracle.com/javase/6/docs/api/java/util/Collection.html?is-external=true#removeAll(java.util.Collection)" title="class or interface in java.util">removeAll</a>, <a href="http://download.oracle.com/javase/6/docs/api/java/util/Collection.html?is-external=true#retainAll(java.util.Collection)" title="class or interface in java.util">retainAll</a>, <a href="http://download.oracle.com/javase/6/docs/api/java/util/Collection.html?is-external=true#size()" title="class or interface in java.util">size</a>, <a href="http://download.oracle.com/javase/6/docs/api/java/util/Collection.html?is-external=true#toArray()" title="class or interface in java.util">toArray</a>, <a href="http://download.oracle.com/javase/6/docs/api/java/util/Collection.html?is-external=true#toArray(T[])" title="class or interface in java.util">toArray</a></code></li>
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<h4>TransformedQueue</h4>
<pre>protected&nbsp;TransformedQueue(<a href="http://download.oracle.com/javase/6/docs/api/java/util/Queue.html?is-external=true" title="class or interface in java.util">Queue</a>&lt;<a href="../../../../../org/apache/commons/collections4/queue/TransformedQueue.html" title="type parameter in TransformedQueue">E</a>&gt;&nbsp;queue,
                <a href="../../../../../org/apache/commons/collections4/Transformer.html" title="interface in org.apache.commons.collections4">Transformer</a>&lt;? super <a href="../../../../../org/apache/commons/collections4/queue/TransformedQueue.html" title="type parameter in TransformedQueue">E</a>,? extends <a href="../../../../../org/apache/commons/collections4/queue/TransformedQueue.html" title="type parameter in TransformedQueue">E</a>&gt;&nbsp;transformer)</pre>
<div class="block">Constructor that wraps (not copies).
 <p>
 If there are any elements already in the queue being decorated, they
 are NOT transformed.</div>
<dl><dt><span class="strong">Parameters:</span></dt><dd><code>queue</code> - the queue to decorate, must not be null</dd><dd><code>transformer</code> - the transformer to use for conversion, must not be null</dd>
<dt><span class="strong">Throws:</span></dt>
<dd><code><a href="http://download.oracle.com/javase/6/docs/api/java/lang/IllegalArgumentException.html?is-external=true" title="class or interface in java.lang">IllegalArgumentException</a></code> - if queue or transformer is null</dd></dl>
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<pre>public static&nbsp;&lt;E&gt;&nbsp;<a href="../../../../../org/apache/commons/collections4/queue/TransformedQueue.html" title="class in org.apache.commons.collections4.queue">TransformedQueue</a>&lt;E&gt;&nbsp;transformingQueue(<a href="http://download.oracle.com/javase/6/docs/api/java/util/Queue.html?is-external=true" title="class or interface in java.util">Queue</a>&lt;E&gt;&nbsp;queue,
                                        <a href="../../../../../org/apache/commons/collections4/Transformer.html" title="interface in org.apache.commons.collections4">Transformer</a>&lt;? super E,? extends E&gt;&nbsp;transformer)</pre>
<div class="block">Factory method to create a transforming queue.
 <p>
 If there are any elements already in the queue being decorated, they
 are NOT transformed.
 Contrast this with <a href="../../../../../org/apache/commons/collections4/queue/TransformedQueue.html#transformedQueue(java.util.Queue, org.apache.commons.collections4.Transformer)"><code>transformedQueue(Queue, Transformer)</code></a>.</div>
<dl><dt><span class="strong">Type Parameters:</span></dt><dd><code>E</code> - the type of the elements in the queue</dd><dt><span class="strong">Parameters:</span></dt><dd><code>queue</code> - the queue to decorate, must not be null</dd><dd><code>transformer</code> - the transformer to use for conversion, must not be null</dd>
<dt><span class="strong">Returns:</span></dt><dd>a new transformed Queue</dd>
<dt><span class="strong">Throws:</span></dt>
<dd><code><a href="http://download.oracle.com/javase/6/docs/api/java/lang/IllegalArgumentException.html?is-external=true" title="class or interface in java.lang">IllegalArgumentException</a></code> - if queue or transformer is null</dd></dl>
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<h4>transformedQueue</h4>
<pre>public static&nbsp;&lt;E&gt;&nbsp;<a href="../../../../../org/apache/commons/collections4/queue/TransformedQueue.html" title="class in org.apache.commons.collections4.queue">TransformedQueue</a>&lt;E&gt;&nbsp;transformedQueue(<a href="http://download.oracle.com/javase/6/docs/api/java/util/Queue.html?is-external=true" title="class or interface in java.util">Queue</a>&lt;E&gt;&nbsp;queue,
                                       <a href="../../../../../org/apache/commons/collections4/Transformer.html" title="interface in org.apache.commons.collections4">Transformer</a>&lt;? super E,? extends E&gt;&nbsp;transformer)</pre>
<div class="block">Factory method to create a transforming queue that will transform
 existing contents of the specified queue.
 <p>
 If there are any elements already in the queue being decorated, they
 will be transformed by this method.
 Contrast this with <a href="../../../../../org/apache/commons/collections4/queue/TransformedQueue.html#transformingQueue(java.util.Queue, org.apache.commons.collections4.Transformer)"><code>transformingQueue(Queue, Transformer)</code></a>.</div>
<dl><dt><span class="strong">Type Parameters:</span></dt><dd><code>E</code> - the type of the elements in the queue</dd><dt><span class="strong">Parameters:</span></dt><dd><code>queue</code> - the queue to decorate, must not be null</dd><dd><code>transformer</code> - the transformer to use for conversion, must not be null</dd>
<dt><span class="strong">Returns:</span></dt><dd>a new transformed Queue</dd>
<dt><span class="strong">Throws:</span></dt>
<dd><code><a href="http://download.oracle.com/javase/6/docs/api/java/lang/IllegalArgumentException.html?is-external=true" title="class or interface in java.lang">IllegalArgumentException</a></code> - if queue or transformer is null</dd><dt><span class="strong">Since:</span></dt>
  <dd>4.0</dd></dl>
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<h4>getQueue</h4>
<pre>protected&nbsp;<a href="http://download.oracle.com/javase/6/docs/api/java/util/Queue.html?is-external=true" title="class or interface in java.util">Queue</a>&lt;<a href="../../../../../org/apache/commons/collections4/queue/TransformedQueue.html" title="type parameter in TransformedQueue">E</a>&gt;&nbsp;getQueue()</pre>
<div class="block">Gets the decorated queue.</div>
<dl><dt><span class="strong">Returns:</span></dt><dd>the decorated queue</dd></dl>
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<h4>offer</h4>
<pre>public&nbsp;boolean&nbsp;offer(<a href="../../../../../org/apache/commons/collections4/queue/TransformedQueue.html" title="type parameter in TransformedQueue">E</a>&nbsp;obj)</pre>
<dl>
<dt><strong>Specified by:</strong></dt>
<dd><code><a href="http://download.oracle.com/javase/6/docs/api/java/util/Queue.html?is-external=true#offer(E)" title="class or interface in java.util">offer</a></code>&nbsp;in interface&nbsp;<code><a href="http://download.oracle.com/javase/6/docs/api/java/util/Queue.html?is-external=true" title="class or interface in java.util">Queue</a>&lt;<a href="../../../../../org/apache/commons/collections4/queue/TransformedQueue.html" title="type parameter in TransformedQueue">E</a>&gt;</code></dd>
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<h4>poll</h4>
<pre>public&nbsp;<a href="../../../../../org/apache/commons/collections4/queue/TransformedQueue.html" title="type parameter in TransformedQueue">E</a>&nbsp;poll()</pre>
<dl>
<dt><strong>Specified by:</strong></dt>
<dd><code><a href="http://download.oracle.com/javase/6/docs/api/java/util/Queue.html?is-external=true#poll()" title="class or interface in java.util">poll</a></code>&nbsp;in interface&nbsp;<code><a href="http://download.oracle.com/javase/6/docs/api/java/util/Queue.html?is-external=true" title="class or interface in java.util">Queue</a>&lt;<a href="../../../../../org/apache/commons/collections4/queue/TransformedQueue.html" title="type parameter in TransformedQueue">E</a>&gt;</code></dd>
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<pre>public&nbsp;<a href="../../../../../org/apache/commons/collections4/queue/TransformedQueue.html" title="type parameter in TransformedQueue">E</a>&nbsp;peek()</pre>
<dl>
<dt><strong>Specified by:</strong></dt>
<dd><code><a href="http://download.oracle.com/javase/6/docs/api/java/util/Queue.html?is-external=true#peek()" title="class or interface in java.util">peek</a></code>&nbsp;in interface&nbsp;<code><a href="http://download.oracle.com/javase/6/docs/api/java/util/Queue.html?is-external=true" title="class or interface in java.util">Queue</a>&lt;<a href="../../../../../org/apache/commons/collections4/queue/TransformedQueue.html" title="type parameter in TransformedQueue">E</a>&gt;</code></dd>
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<h4>element</h4>
<pre>public&nbsp;<a href="../../../../../org/apache/commons/collections4/queue/TransformedQueue.html" title="type parameter in TransformedQueue">E</a>&nbsp;element()</pre>
<dl>
<dt><strong>Specified by:</strong></dt>
<dd><code><a href="http://download.oracle.com/javase/6/docs/api/java/util/Queue.html?is-external=true#element()" title="class or interface in java.util">element</a></code>&nbsp;in interface&nbsp;<code><a href="http://download.oracle.com/javase/6/docs/api/java/util/Queue.html?is-external=true" title="class or interface in java.util">Queue</a>&lt;<a href="../../../../../org/apache/commons/collections4/queue/TransformedQueue.html" title="type parameter in TransformedQueue">E</a>&gt;</code></dd>
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<pre>public&nbsp;<a href="../../../../../org/apache/commons/collections4/queue/TransformedQueue.html" title="type parameter in TransformedQueue">E</a>&nbsp;remove()</pre>
<dl>
<dt><strong>Specified by:</strong></dt>
<dd><code><a href="http://download.oracle.com/javase/6/docs/api/java/util/Queue.html?is-external=true#remove()" title="class or interface in java.util">remove</a></code>&nbsp;in interface&nbsp;<code><a href="http://download.oracle.com/javase/6/docs/api/java/util/Queue.html?is-external=true" title="class or interface in java.util">Queue</a>&lt;<a href="../../../../../org/apache/commons/collections4/queue/TransformedQueue.html" title="type parameter in TransformedQueue">E</a>&gt;</code></dd>
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